Luke's house is located at the point shown on the coordinate grid. Kyle's house is located 4 units left and 2 units up from Luke's house. Answer each question below using the grid. *I can't import grid* a. What ordered pair represents the location of Luke's house? b. What ordered pair represents the location of Kyle's house?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.